Monitor support arm



FIG. 1 is an isometric view of a monitor support arm;

FIG. 2 is a front elevational view of the monitor support arm shown inFIG. 1;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right-side view thereof;

FIG. 5 is a left-side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line drawings of the center portion of the arm, the bottomportion of the connecting element, and the monitor in the views are forillustrative purposes only and forms no part of the claimed design.

The ornamental design for a monitor support arm, as shown and described.